public class Main {
    public static void main(String[] args) {
        digui D = new digui();
        int [] tmp = new int[args.length];
        for (int i = 0;i<args.length;i++){
            tmp[i] = Integer.parseInt(args[i]);
        }
        System.out.println("C("+tmp[0]+","+tmp[1]+") = "+D.C(tmp[0],tmp[1]));
    }
}
